<html>
    <head>
        <title>Itowns - Globe + color layers from vector data</title>
        <meta charset="UTF-8">
        <link rel="stylesheet" type="text/css" href="css/example.css">
        <link rel="stylesheet" type="text/css" href="css/LoadingScreen.css">

        <meta name="viewport" content="width=device-width, initial-scale=1.0">
        <script src="https://cdnjs.cloudflare.com/ajax/libs/dat-gui/0.7.6/dat.gui.min.js"></script>
    </head>
    <body>
        <div id="viewerDiv" class="viewer"></div>
        <script src="js/GUI/GuiTools.js"></script>
        <script src="../dist/itowns.js"></script>
        <script src="../dist/debug.js"></script>
        <script src="js/GUI/LoadingScreen.js"></script>
        <script src="js/plugins/FeatureToolTip.js"></script>
        <script type="text/javascript">
            // # Simple Globe viewer
            /* global itowns, setupLoadingScreen, GuiTools, ToolTip */

            // Define initial camera position
            var placement = {
                coord: new itowns.Coordinates('EPSG:4326', 3.5, 44),
                range: 1000000,
            }

            // `viewerDiv` will contain iTowns' rendering area (`<canvas>`)
            var viewerDiv = document.getElementById('viewerDiv');

            // Instanciate iTowns GlobeView*
            var view = new itowns.GlobeView(viewerDiv, placement);
            var menuGlobe = new GuiTools('menuDiv', view);

            setupLoadingScreen(viewerDiv, view);
            FeatureToolTip.init(viewerDiv, view);

            // Add one imagery layer to the scene
            // This layer is defined in a json file but it could be defined as a plain js
            // object. See Layer* for more info.
            itowns.Fetcher.json('./layers/JSONLayers/Ortho.json').then(function _(config) {
                config.source = new itowns.WMTSSource(config.source);
                var layer = new itowns.ColorLayer('Ortho', config);
                view.addLayer(layer).then(function _() {
                    menuGlobe.addLayerGUI.bind(menuGlobe);
                    itowns.ColorLayersOrdering.moveLayerToIndex(view, 'Ortho', 0);
                });
            });
            // Add two elevation layers.
            // These will deform iTowns globe geometry to represent terrain elevation.
            function addElevationLayerFromConfig(config) {
                config.source = new itowns.WMTSSource(config.source);
                var layer = new itowns.ElevationLayer(config.id, config);
                view.addLayer(layer).then(menuGlobe.addLayerGUI.bind(menuGlobe));
            }
            itowns.Fetcher.json('./layers/JSONLayers/WORLD_DTM.json').then(addElevationLayerFromConfig);
            itowns.Fetcher.json('./layers/JSONLayers/IGN_MNT_HIGHRES.json').then(addElevationLayerFromConfig);

            var optionsGeoJsonParser = {
                        buildExtent: true,
                        crsIn: 'EPSG:4326',
                        crsOut: view.tileLayer.extent.crs,
                        mergeFeatures: true,
                        withNormal: false,
                        withAltitude: false,
            };

            // Convert by iTowns
            itowns.Fetcher.json('https://raw.githubusercontent.com/gregoiredavid/france-geojson/master/departements/09-ariege/departement-09-ariege.geojson')
                .then(function _(geojson) {
                    return itowns.GeoJsonParser.parse(geojson, optionsGeoJsonParser);
                }).then(function _(parsedData) {
                    var ariegeSource = new itowns.FileSource({
                        parsedData,
                    });

                    var ariegeLayer = new itowns.ColorLayer('ariege', {
                        name: 'ariege',
                        transparent: true,
                        style: {
                            fill: {
                              color: 'orange',
                              opacity: 0.5,
                            },
                            stroke: {
                                color:'white',
                            },
                        },
                        source: ariegeSource,
                    });

                    return view.addLayer(ariegeLayer);
                }).then(FeatureToolTip.addLayer);

            itowns.Fetcher.json('https://raw.githubusercontent.com/gregoiredavid/france-geojson/master/departements/66-pyrenees-orientales/departement-66-pyrenees-orientales.geojson')
                .then(function _(geojson) {
                    return itowns.GeoJsonParser.parse(geojson, optionsGeoJsonParser);
                }).then(function _(parsedData) {
                    var pyoSource = new itowns.FileSource({
                        parsedData,
                    });

                    return itowns.Fetcher.texture('images/cross.png').then(texture => {
                        var pyoLayer = new itowns.ColorLayer('pyrenees-orientales', {
                            name: 'pyrenees-orientales',
                            transparent: true,
                            style: {
                                fill: {
                                  pattern: texture.image,
                                  opacity: 0.8,
                                },
                                stroke: {
                                    color:'IndianRed',
                                },
                            },
                            source: pyoSource,
                        });

                        return view.addLayer(pyoLayer);
                    }).then(FeatureToolTip.addLayer);
                });

            debug.createTileDebugUI(menuGlobe.gui, view);
        </script>
    </body>
</html>
